1. Fray Brace, 5" sweep (Five inch clue, Spinning Home and Walnut clue)
2. Pocket Hole Jig (Fits in a pocket, Works inside-out - still could also be a reamer)
3. Chair Devils (Smoothes facets, ...scraping home)
4. Chisel (brass ferrule, button and whacking makes me think it has to be a chisel)...